How to proper model Toilet as in example
Here’s my best crack at it. I used Curves to create edge loops which I then bridged, subdivided, creased as needed, and mirrored.

https://www.youtube.com/watch?v=xjdiLHzDEVY&amp;feature=youtu.be

I would highly recommend watching a car modeling tutorial (or better yet, invest in a true hard-surface modeling course) to understand approaching difficult shapes like these which you’ll encounter many times in the future.

Good luck,

John